The Incase Book Jacket Revolution for iPad mini Retina puts a new twist the famous Book Jacket.This is one of our favorite portrait iPad mini Retina cases. The Revolution case features a rotating mount that lets you rotate your iPad mini Retina for easy landscape or upright portrait viewing. Four angles give you even more versatility when you want to work, browse the web, or watch a video. Of course, you also get the full protection, durable construction, and easy angle adjustment that made the original Book jacket so popular.